# a=4
# while(a>1):
#     print(a)
#     a-=1

# a=1000
# while(a>0):
#     a-=200
#     print(a)

# for i in rang(start,end,step)

# for i in "Hello world":
#     print(i,end="\n")

# for i in "Hello world":
#      print(i,end="\t")

# for i in "Hello world":
#      print(i,end="")

# for i in range(2,10,2):
#     print(i)

# a=[1,2,3,4,5,6,7]
# for i in a:
#     print(i)

#特殊控制语句 break
# for i in range(10):
#     for j in range(10):
#         print(i,j)


# for i in range(10):
#     for j in range(10):
#         if j==5:
#             print(i,j)
#             break
#
# for i in range(10):
#     for j in range(10):
#         if j==5:
#             continue
#         print(i, j)


'''
for i in range(10):
    if i%2!=0:
        print(i)
        # break
        continue
    i+=2
    print(i)
'''





